CN208749384U

CN208749384U - A kind of movable hanging bone plate supporting construction in tunnel

Info

Publication number: CN208749384U
Application number: CN201821384176.1U
Authority: CN
Inventors: 邓立杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-08-27
Filing date: 2018-08-27
Publication date: 2019-04-16
Anticipated expiration: 2028-08-27

Abstract

The utility model discloses a kind of movable hanging bone plate supporting construction in tunnel, including overhead gage, side baffle, Bower Anchor bar, assist anchor pole, push up shaft, side shaft, elastic slice, positive stop spring plate, limit drag-line, overhead gage both ends and top shaft and side shaft are hinged, side baffle upper end and side shaft are hinged, Bower Anchor bar upper end is anchored at the top of tunnel and lower end hingedly or is fixedly connected with top shaft, the symmetrical hinged overhead gage in top shaft two sides forms inverted " u "-shaped or " Λ " shape, elastic slice is affixed with the symmetrical hinged overhead gage lower surface in top shaft two sides respectively, positive stop spring plate is in " C " shape structure and is set to overhead gage lower surface and side baffle medial surface, the inner surface of the lower surface or side baffle of positive stop spring plate side and overhead gage is affixed, auxiliary anchor pole one end is anchored in one end of the wall of tunnel spring line and the affixed limit drag-line of the other end, limit The other end of drag-line and side shaft are affixed.The utility model is capable of " the roof fall wall caving " of effective protection mine working or provisional traffic tunnel.

Description

A kind of movable hanging bone plate supporting construction in tunnel

Technical field

The utility model belongs to Roadway Support Technology field, and in particular to a kind of structure is simple, the construction period is short, repeatable Using with the movable hanging bone plate supporting construction in the good tunnel of " roof fall wall caving " protection effect.

Background technique

Roof fall wall caving refer to mine, tunnel, culvert excavate, during lining cutting because of excavation, inspection, processing float stone or supporting not At the top of, tunnel or side wall country rock by concussion of blasting, outer force-disturbance, buckling, Stress relieving of surrounding rocks when sillar it is unexpected Collapse the accident for falling and damaging to operating personnel.Work surface, the phenomenon that collapses of tunnel side wall are known as wall caving, and top is caving title For roof fall.

Underground metal or non-metal mine belong to high risk industries, wherein " roof fall wall caving " is that risk is maximum, frequency occurs One of highest safety accident of rate, accounts for about 40% or more of mining accident.Currently, prevention and protection underworkings " emit top flat The measure (or support pattern) of side " safety accident mainly has tunnel integral concrete to pour supporting, section-steel support, Bolt net and jet Concrete supporting, plain concrete ejection supporting etc..Although above-mentioned support pattern can effectively prevent substantially and protect " roof fall wall caving ", But there is also process is tedious, the duration is compared with long, labor intensity of workers is big, cost is high, can not or be difficult to the shortcomings that reusing.It is special It is not the trapezoidal rigid support supporting of I-steel being widely used, since rigid support is unable to the displacement of suitable for surrounding rock, and nothing The deformation of power prevention country rock, it is difficult to avoid causing deformation and failure because overloading supporting.Therefore, for underground mines rigid support Supporting can neither form long-acting support to tunnel, and when causing " roof fall wall caving " due to the standoff gap of rigid support supporting It is difficult to form effective protection, it is necessary to which auxiliary is protected using ancillary measures such as anchor net, whitewashings, causes underground must scene Gradually construction could form complete supporting construction, so that long construction period, large labor intensity, and bracket and anchor net etc. can not Recycling, causes overall cost higher.

Utility model content

The utility model is in view of the problems of the existing technology and insufficient, provide a kind of structure is simple, the construction period is short, The reusable and movable hanging bone plate supporting construction in the good tunnel of " roof fall wall caving " protection effect.

The utility model is realized in this way: turn including overhead gage, side baffle, Bower Anchor bar, auxiliary anchor pole, top shaft, side Axis, elastic slice, positive stop spring plate, limit drag-line, described overhead gage one end is hinged with top shaft and the other end and side shaft are hinged, described The upper end of side baffle and side shaft are hinged, and Bower Anchor bar upper end is anchored at the top of tunnel and lower end and top shaft are hinged or fixed Connection, the top shaft is arranged along tunnel extending direction and the symmetrical hinged overhead gage in two sides forms inverted " u "-shaped or " Λ " shape, institute It states elastic slice two sides to be fixedly connected with the lower surface of the symmetrical hinged overhead gage in top shaft two sides respectively, the positive stop spring plate is in " C " Shape structure and overhead gage lower surface and side baffle medial surface, the positive stop spring plate side and the overhead gage for being set to the connection of side shaft Lower surface or the inner surface of side baffle be fixedly connected, described auxiliary anchor pole one end is anchored in the wall of tunnel spring line and another One end is fixedly connected with one end of limit drag-line, and the other end of the limit drag-line is fixedly connected with side shaft.

The utility model has the advantages that compared with prior art

1, the utility model connects the overhead gage of two sides by top shaft, and then overhead gage connects side block by side shaft Plate connect to form hanging structure, then be risen with being anchored in tunnel entirely through top shaft with the Bower Anchor bar being anchored at the top of tunnel The auxiliary anchor pole and limit drag-line opposite side shaft of line of apsides wall are limited, and not only Bower Anchor bar and auxiliary anchor pole itself are to lane Road country rock has firm effect, and the whole rock that " roof fall " can be made to fall gently falls on overhead gage and tilts landing to tunnel Two sides slow down acceleration of gravity when rock is fallen significantly, reduce the impact force of " roof fall " rock；May be used also by side baffle Prevent the rock for falling to tunnel two sides from rolling on the inside of tunnel, to effectively avoid the generation of " roof fall wall caving " casualty accident.

2, the utility model occurs " roof fall " in tunnel and falls rock by the way that elastic slice is arranged in the lower surface of overhead gage When, elastic slice can be made to deform under rock gravity so that the overhead gage of rock side move down and other side overhead gage it is motionless or on It moves, so that the overhead gage gradient of rock side increases and is conducive to fall of rocks, and under the action of elastic slice, after fall of rocks The upper guard board self recovery of two sides is to normal condition, to provide preferable protective effect to the operating personnel in tunnel.

3, the utility model can occur " wall caving " in tunnel and fall by the way that positive stop spring plate is arranged between overhead gage and side baffle When falling rock, side baffle forms certain rock to rotation on the inside of tunnel and falls space under rock gravity and squeezing action, and The flexible deformation resistance of positive stop spring plate can prevent side baffle lower part from spending big to rotation angle on the inside of tunnel and injuring in tunnel Personnel, and under the action of positive stop spring plate, rock falls rear side backplate self recovery to normal condition, thus to the work in tunnel Industry personnel provide preferable protective effect.

4, the utility model does not carry out permanence Gravity support to tunnel rock stratum and (is different from steel arch-shelf Gravity support formula supporting Structure), therefore it is prefabricated to can be used high-strength light, and generally modular construction, is not only simple in structure, is easy to make, Reusable property is high, and convenient for scene transport, storage, installation and removal.

5, the utility model is limited by auxiliary anchor pole and limit drag-line opposite side shaft, " is emitted in back generation Top " accident, suspends side shaft in midair, makes side baffle bottom minimum point not by side shaft when fall of rocks moves downward side baffle Roadway floor (apart from roadway floor 10cm or so) can be touched, can prevent side baffle from rolling with larger angle to outside tunnel Tiltedly, indent is formed between side shaft end and overhead gage to damage personnel, and be avoided that the collsion damage of side baffle bottom end.

6, the outstanding shield bone plate that the utility model according to actual needs can be constituted multiple overhead gages and side baffle is simultaneously It is installed in a top shaft, each outstanding shield bone plate can work independently；It will can also each hang the shield separately installed Yu Yigen of bone plate It pushes up in shaft, respectively works independently, improve adaptability.

7, the utility model is by the range sensor that is installed in tunnel to the overhead gage or side baffle certain point distance The real-time monitoring of range, the equipment such as binding signal transmission cable, alarm or monitor (containing PLC chip), can be realized to well The remote alarms and real-time monitoring of lower tunnel " roof fall wall caving " accident can bring revolutionary change for underground mines landscape security pattern Become.

Therefore, the utility model stress science, it is safe and reliable, it is applied widely, it is particularly suitable for underground metal or non-gold Belong to the supporting of mine working, most of existing supporting pattern of underground mines both at home and abroad can be changed, can effectively prevent underworkings, " roof fall wall caving " accident occurs for provisional traffic tunnel etc., have that structure is simple, the construction period is short, reusable property is high and The good feature of " roof fall wall caving " protection effect.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 deforms schematic diagram when being its " roof fall " falling rocks of the utility model；

Fig. 3 is the rotary joint attachment structure schematic diagram of the utility model；

In figure: 1- overhead gage, 2- side baffle, 3- Bower Anchor bar, 4- auxiliary anchor pole, the top 5- shaft, the side 6- shaft, 7- elastic slice, 8- positive stop spring plate, 9- limit drag-line, 10- monitoring system, 10A- range sensor, 10B- long-distance alarm apparatus, the transmission of 10C- signal Cable, 11- clump weight, 12- cushion, 13- rotary joint, 13A- straight-bar bulb spherical plain bearing rod end, the left side 13B- is connected and fixed Block, the right connection fixing block of 13C-, 14- wall, 15- roadway floor, 16- roadway ditch, 17- fixing bolt, 18- falling rocks.

Specific embodiment

The utility model is further described with reference to the accompanying drawings and examples, but unpractical to this in any way It is novel to limit, made any changes and modifications are instructed based on the utility model, belong to the protection model of the utility model It encloses.

As shown in Figures 1 to 3, the utility model include overhead gage 1, side baffle 2, Bower Anchor bar 3, auxiliary anchor pole 4, top shaft 5, Side shaft 6, elastic slice 7, positive stop spring plate 8, limit drag-line 9, described 1 one end of overhead gage and top shaft 5 are hingedly and the other end and side turn Axis 6 is hinged, and the upper end of the side baffle 2 and side shaft 6 are hinged, 3 upper end of Bower Anchor bar be anchored at the top of tunnel and lower end with Top shaft 5 is hinged or is fixedly connected, and the top shaft 5 is arranged along tunnel extending direction and symmetrical hinged 1 shape of overhead gage in two sides At inverted " u "-shaped or " Λ " shape, lower surface of 7 two sides of elastic slice respectively with the symmetrical hinged overhead gage 1 in top 5 two sides of shaft is fixed Connection, the positive stop spring plate 8 is in " C " shape structure and is set on the inside of 1 lower surface of overhead gage and the side baffle 2 of the connection of side shaft 6 Face, 8 side of positive stop spring plate are fixedly connected with the inner surface of the lower surface of overhead gage 1 or side baffle 2, the auxiliary anchor pole 4 One end is anchored in the wall of tunnel spring line and the other end is fixedly connected with the one end for limiting drag-line 9, described to limit the another of drag-line 9 One end is fixedly connected with side shaft 6.

The top shaft 5 arranges along tunnel extending direction and respectively and along the spaced more Bower Anchor of tunnel extending direction Bar 3 is hinged or is fixedly connected, and the overhead gage 1 is at least arranged symmetrically 2 groups along top 5 axis direction of shaft.

The top shaft 5 at least arranges that 2 and each both ends are prolonged with along tunnel respectively before and after the extending direction of tunnel It is hinged or be fixedly connected to stretch the spaced Bower Anchor bar in direction 3, the overhead gage 1 along each top 5 axis direction of shaft at least The symmetrical hinged one group of overhead gage 1 of 2 groups or each top shafts 5 of symmetrical hinge arrangement.

Length of the limit drag-line 9 between auxiliary anchor pole 4 and side shaft 6 is not more than ipsilateral side shaft 6 to push up shaft 5 and is When the center of circle, overhead gage 1 are that radius moves downwardly to 2 distance from bottom roadway floor 10cm of side baffle, 2 top of side baffle and piggy-back anchor Linear distance between bar 4.

The limit drag-line 9 is stainless steel cable wire, zinc-plated or nickel plating cable wire or iron chains or high molecular polymer rope.

The overhead gage 1 includes the upper skeleton along the spaced and parallel setting of tunnel extending direction, fixation and is covered in upper skeleton Upper cover plate, the both ends of the upper skeleton are hinged with top shaft 5 and side shaft 6 respectively, and the side baffle 2 includes extending along tunnel Side skeleton, fixation and the side cover plate for being covered in side skeleton that direction interval is vertically arranged, the upper end of the side skeleton and side shaft 6 Hingedly.

The upper skeleton and/or side skeleton are aluminium alloy, stainless steel or zinc-plated, chromium plating angle steel, square steel, I-steel or steel Pipe, steel plate that the upper cover plate and/or side cover plate are a plane or an arc surface, aluminium alloy plate, nylon sheet, PVC board, glass mat, Carbon fiber board.

The utility model further includes monitoring system 10, the monitoring system 10 include be fixedly installed on wall and with upper gear Plate 1 or the corresponding range sensor 10A in 2 certain point of side baffle, the long-distance alarm apparatus 10B for being set to distal end, the Distance-sensing Device 10A is connect by signal-transmitting cable with long-distance alarm apparatus 10B.

The lower part of the side baffle 2 is fixedly installed clump weight 11, the lower outside face of the side baffle 2 and/or upper gear Lateral surface of the plate 1 by 6 side of nearside shaft is fixedly installed cushion 12.

3 lower end of anchor pole hingedly or is fixedly connected by rotary joint 13 with top shaft 5, and the rotary joint 13 includes Straight-bar bulb spherical plain bearing rod end 13A, left connection fixing block 13B, right connection fixing block 13C, the straight-bar bulb rod end joint The seat bar of bearing 13A is fixedly connected with 3 lower end of Bower Anchor bar, the connecting rod and Zuo Lian of the straight-bar bulb spherical plain bearing rod end 13A The side fixed block 13B is connect to be fixedly connected, the left connection fixing block 13B be fixedly connected with right connection fixing block 13C and perpendicular to The connecting rod of straight-bar bulb spherical plain bearing rod end 13A is provided with the through-hole cooperated with top shaft 5.

Utility model works principle and the course of work:

The utility model connects the overhead gage of two sides by top shaft, and then overhead gage connects side baffle by side shaft, It connect to form hanging structure with the Bower Anchor bar being anchored at the top of tunnel entirely through top shaft, then to be anchored in tunnel spring line The auxiliary anchor pole and limit drag-line opposite side shaft of wall are limited, and not only Bower Anchor bar and auxiliary anchor pole itself enclose tunnel Rock has firm effect, and the whole rock that " roof fall " can be made to fall gently falls on overhead gage and tilts landing to tunnel two Side slows down acceleration of gravity when rock is fallen significantly, reduces the impact force of " roof fall " rock；Can also it be prevented by side baffle The rock for only falling to tunnel two sides rolls on the inside of tunnel, to effectively avoid the generation of " roof fall wall caving " casualty accident；Pass through Elastic slice is set in the lower surface of overhead gage, when tunnel occurs " roof fall " and falls rock, bullet can be made under rock gravity Piece deformation so that the overhead gage of rock side moves down and other side overhead gage is motionless or move up so that the overhead gage of rock side Gradient increases and is conducive to fall of rocks, and under the action of elastic slice, the upper guard board self recovery of two sides is to just after fall of rocks Normal state, to provide preferable protective effect to the operating personnel in tunnel；By the way that limit is arranged between overhead gage and side baffle Position elastic slice, can be when tunnel occurs " wall caving " and falls rock, and side baffle is on the inside of tunnel under rock gravity and squeezing action Rotation forms certain rock and falls space, and the flexible deformation resistance of positive stop spring plate can prevent side baffle lower part into tunnel Sidespin gyration is excessive and injures the personnel in tunnel, and under the action of positive stop spring plate, and rock falls rear side backplate can be from extensive Again to normal condition, to provide preferable protective effect to the operating personnel in tunnel；The utility model is not to tunnel rock stratum It carries out permanence Gravity support (being different from steel arch-shelf Gravity support formula supporting construction), therefore it is pre- that high-strength light material can be used System, and generally modular construction are not only simple in structure, are easy to make, reusable property height, and convenient for scene fortune Defeated, storage, installation and removal；It is limited by auxiliary anchor pole and limit drag-line opposite side shaft, " is emitted in back generation Top " accident, suspends side shaft in midair, makes side baffle bottom minimum point not by side shaft when fall of rocks moves downward side baffle Roadway floor (apart from roadway floor 10cm or so) can be touched, can prevent side baffle from rolling with larger angle to outside tunnel Tiltedly, indent is formed between side shaft end and overhead gage to damage personnel, and be avoided that the collsion damage of side baffle bottom end.Into The outstanding shield bone plate that multiple overhead gages and side baffle are constituted can be installed on simultaneously by one step, the utility model according to actual needs In a piece top shaft, each outstanding shield bone plate can work independently；It is separately installed in a top shaft will can also each to hang shield bone plate On, it respectively works independently, improves adaptability.Further, by the range sensor that is installed in tunnel to gear on this The real-time monitoring of plate or side baffle certain point distance range, binding signal transmission cable, alarm or monitor (containing PLC chip) Etc. equipment, the remote alarms and real-time monitoring to underworkings " roof fall wall caving " accident can be realized, can for underground mines safety Pattern brings revolutionary change.In conclusion the utility model stress science, safe and reliable, and it is applied widely, it is especially suitable For the supporting in underground metal or non-metal mine tunnel, the existing supporting pattern of most of underground mines both at home and abroad can be changed, Underworkings, provisional traffic tunnel etc. can effectively be prevented, " roof fall wall caving " accident occurs, the simple, construction period with structure Short, reusable property height and the good feature of " roof fall wall caving " protection effect.

As shown in Figures 1 to 3, according to different use environments and tunnel situation, using different size, size cement mortar or Resin Bower Anchor bar 3 is mounted on tunnel top center position at spacing intervals (such as 2m, 3m, 5m) along center line in roadway.Due to It is all flat with tunnel center that Bower Anchor bar 3 is difficult to the straight line that the exposed point of suspension of each anchor pole is formed in actual installation process Row, therefore a special rotary joint 13 is installed on 3 point of suspension of Bower Anchor bar, to connect Bower Anchor bar 3 and top shaft 5, make The utility model is basically parallel to center line in roadway after being installed.According to tunnel practical service environment and situation, using difference The materials production such as specification, the plane of size or cambered surface steel plate, aluminium alloy plate, nylon sheet, PVC board, glass mat, carbon fiber board Then the upper cover plate of overhead gage 1 is fixed by bolts on upper skeleton, upper skeleton both ends are cut with scissors with top shaft 5 and side shaft 6 respectively It connects.Using high elastic alloy steel disc or nylon the production elastic slice 7 with antirust, anti-corrosive performance of high resiliency, fatigue resistance and limit Then elastic slice 7 is respectively arranged in two upper skeletons of top 8 two sides overhead gage 1 of shaft by position elastic slice 8 using fastening bolt 17, and One is installed on every a pair of of skeleton.Usually elastic slice 7 plays support upper skeleton, makes its expansion in outstanding shield state, and in tunnel When generation " roof fall " falls sillar, it can make elastic slice 7 that flexible deformation occur downwards by the gravity of rock itself, cause bone plate knot Structure stress one is sloped downwardly, so that the quick slide guide of sillar be allowed to fall to tunnel two sides.It falls to rock further through its own Elasticity makes upper skeleton rebound restore to continue to protect the safety of the current personnel in tunnel to original state.Side baffle 2 side skeleton with Positive stop spring plate 8 is set between upper skeleton, is installed on the junction of upper skeleton or side skeleton using fastening bolt 17, on every a pair of skeleton Installation one.When " wall caving " accident fall of rocks occurs for tunnel, the limitation side oscillation excessively into tunnel of side baffle 2 hurts work The effect of industry personnel, while limiting and falling to rock on the two sides of tunnel.Actually using situation according to tunnel may be selected water Cement mortar, resin anchor or pipe-seam type anchor rod, in tunnel arch camber line position along center line in roadway at a certain distance bilateral symmetry A respectively piece auxiliary anchor pole 4 of installation, auxiliary anchor pole 4 and Bower Anchor bar 3 are mounted on same drift section, and in auxiliary anchor pole 4 and side Between the side skeleton of shaft 6 or side baffle 2, with the good cable wire of antirust, antiseptic property, iron chains or high molecular polymer (such as nylon) The limit drag-line 9 of production is flexibly connected, and tunnel is made to move downward side baffle 2 in generation " roof fall wall caving " fall of rocks When, it tenses and suspending side baffle 2 in midair fall to the ground its minimum point will not, to avoid side baffle 2 at 6 end of side shaft and upper gear Plate 1 forms indent and damages to personnel.Can distance (position) sensor be installed additional in tunnel two sides according to actual needs In tunnel " roof fall occurs for 10A by real-time monitoring overhead gage 1 or distance (position) situation of the corresponding certain point of side baffle 2 Wall caving " accident and when overhead gage 1 or 2 position of side baffle being made to shift, the long-distance alarm apparatus 10B of distal end is alarmed (prison Survey), realize intelligence, the long-range alarm (monitoring) of underground mines (tunnel) " roof fall wall caving ".Distance (position) sensor 10A It is set as the sensor with certain time-delay and investigative range.Accidentally because of downhole blasting vibration, vehicular traffic, personnel etc. The wiping of generation is touched, and can cause baffle that small-scale swing occurs, therefore sensor is needed to have certain investigative range；In addition because of gear Plate can quickly be rebounded back original state after fall of rocks by elastic slice, have a self- recoverage characteristic, therefore the generality that tunnel occurs Sillar, which falls situation, will not cause sensor sending alarm signal (i.e. sensor has the function of delayed alarm).Only work as tunnel Occur larger " roof fall wall caving " accident sillar be stuck among baffle can not voluntarily fall or baffle by other external force destroy not can from Row restores, and exceeds sensor detection time and investigative range, can just issue alarm signal.

Claims

1. a kind of movable hanging bone plate supporting construction in tunnel, it is characterised in that including overhead gage (1), side baffle (2), Bower Anchor Bar (3), auxiliary anchor pole (4), top shaft (5), side shaft (6), elastic slice (7), positive stop spring plate (8), limit drag-line (9), it is described on Baffle (1) one end and top shaft (5) is hinged and the other end and side shaft (6) hingedly, the upper end of the side baffle (2) and side shaft (6) hingedly, Bower Anchor bar (3) upper end is anchored at the top of tunnel and lower end hingedly or is fixedly connected, the top with top shaft (5) Shaft (5) is arranged along tunnel extending direction and the symmetrical hinged overhead gage (1) in two sides forms inverted " u "-shaped or " Λ " shape, the bullet Piece (7) two sides are fixedly connected with the lower surface of the symmetrical hinged overhead gage (1) in top shaft (5) two sides respectively, the positive stop spring plate It (8) is in " C " shape structure and overhead gage (1) lower surface and side baffle (2) medial surface for being set to side shaft (6) connection, the limit Position elastic slice (8) side is fixedly connected with the inner surface of the lower surface of overhead gage (1) or side baffle (2), the auxiliary anchor pole (4) one End is anchored in the wall of tunnel spring line and the other end is fixedly connected with the one end for limiting drag-line (9), limit drag-line (9) The other end is fixedly connected with side shaft (6).

2. the movable hanging bone plate supporting construction in tunnel according to claim 1, it is characterised in that top shaft (5) edge Tunnel extending direction arrangement and hinged with along the spaced more Bower Anchor bars (3) of tunnel extending direction respectively or be fixedly connected, The overhead gage (1) is at least arranged symmetrically 2 groups along top shaft (5) axis direction.

3. the movable hanging bone plate supporting construction in tunnel according to claim 1, it is characterised in that top shaft (5) edge At least arrange 2 and each both ends respectively and along the spaced Bower Anchor bar of tunnel extending direction before and after the extending direction of tunnel (3) hinged or be fixedly connected, the overhead gage (1) along each top shaft (5) axis direction at least 2 groups of symmetrical hinge arrangement or The symmetrical hinged one group of overhead gage (1) of each top shaft (5).

4. according to claim 1, the movable hanging bone plate supporting construction in 2 or 3 tunnels, it is characterised in that the limit is drawn Rope (9) auxiliary anchor pole (4) and side shaft (6) between length no more than ipsilateral side shaft (6) with push up shaft (5) for the center of circle, on When baffle (1) is that radius moves downwardly to side baffle (2) distance from bottom roadway floor 10cm, side baffle (2) top and piggy-back anchor Linear distance between bar (4).

5. the movable hanging bone plate supporting construction in tunnel according to claim 4, it is characterised in that overhead gage (1) packet The upper skeleton along the spaced and parallel setting of tunnel extending direction, fixation and the upper cover plate for being covered in upper skeleton are included, the upper skeleton Both ends respectively with top shaft (5) and side shaft (6) hingedly, the side baffle (2) includes setting vertically along tunnel extending direction interval Side skeleton, fixation and the side cover plate for being covered in side skeleton set, the upper end and side shaft (6) of the side skeleton are hinged.

6. the movable hanging bone plate supporting construction in tunnel according to claim 5, it is characterised in that the upper skeleton and/or Side skeleton is aluminium alloy, stainless steel or zinc-plated, chromium plating angle steel, square steel, I-steel or steel pipe, the upper cover plate and/or side cover Steel plate that plate is a plane or an arc surface, aluminium alloy plate, nylon sheet, PVC board, glass mat, carbon fiber board.

7. the movable hanging bone plate supporting construction in tunnel according to claim 4, it is characterised in that further include monitoring system (10), the monitoring system (10) includes being fixedly installed on wall and corresponding with overhead gage (1) or side baffle (2) certain point Range sensor (10A), the long-distance alarm apparatus (10B) for being set to distal end, the range sensor (10A) transmit electricity by signal Cable is connect with long-distance alarm apparatus (10B).

8. the movable hanging bone plate supporting construction in tunnel according to claim 4, it is characterised in that the side baffle (2) Lower part is fixedly installed clump weight (11), and the lower outside face of the side baffle (2) and/or overhead gage (1) lean on nearside shaft (6) The lateral surface of side is fixedly installed cushion (12).

9. the movable hanging bone plate supporting construction in tunnel according to claim 4, it is characterised in that anchor pole (3) lower end It hingedly or is fixedly connected by rotary joint (13) with top shaft (5), the rotary joint (13) includes that straight-bar bulb rod end closes Bearings (13A), left connection fixing block (13B), right connection fixing block (13C), the straight-bar bulb spherical plain bearing rod end (13A) Seat bar be fixedly connected with Bower Anchor bar (3) lower end, the connecting rod of the straight-bar bulb spherical plain bearing rod end (13A) and left connection are solid Determine the side block (13B) to be fixedly connected, the left connection fixing block (13B) is fixedly connected and vertical with right connection fixing block (13C) The connecting rod of straight-bar bulb spherical plain bearing rod end (13A) is provided with the through-hole with top shaft (5) cooperation.